Revert of cc: Remove tile and scale specific code from raster source

cc/resources/picture_pile.h

Index: cc/resources/picture_pile.h
diff --git a/cc/resources/picture_pile.h b/cc/resources/picture_pile.h
index 08862659dcc4cd695f63faf67b5f2468ccf8453e..fd1c4540dc2a785f5c8087d22fac429c6d0216d0 100644
--- a/cc/resources/picture_pile.h
+++ b/cc/resources/picture_pile.h
@@ -16,11 +16,10 @@
 
 namespace cc {
 class PicturePileImpl;
-class LayerTreeSettings;
 
 class CC_EXPORT PicturePile : public RecordingSource {
  public:
-  PicturePile(float min_contents_scale, const gfx::Size& tile_grid_size);
+  PicturePile();
   ~PicturePile() override;
 
   // RecordingSource overrides.
@@ -35,8 +34,10 @@
   scoped_refptr<RasterSource> CreateRasterSource() const override;
   gfx::Size GetSize() const final;
   void SetEmptyBounds() override;
+  void SetMinContentsScale(float min_contents_scale) override;
   void SetSlowdownRasterScaleFactor(int factor) override;
   bool IsSuitableForGpuRasterization() const override;
+  void SetTileGridSize(const gfx::Size& tile_grid_size) override;
   void SetUnsuitableForGpuRasterizationForTesting() override;
   SkTileGridFactory::TileGridInfo GetTileGridInfoForTesting() const override;
 
@@ -77,9 +78,6 @@
   bool CanRasterSlowTileCheck(const gfx::Rect& layer_rect) const;
 
   void Clear();
-
-  void SetMinContentsScale(float min_contents_scale);
-  void SetTileGridSize(const gfx::Size& tile_grid_size);
 
   gfx::Rect PaddedRect(const PictureMapKey& key) const;
   gfx::Rect PadRect(const gfx::Rect& rect) const;